diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index f0d369a9..923456fc 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -1,3 +1,8 @@
+######
+3.1.2
+######
+- restore compability with Python <2.7.7
+
 ######
 3.1.1
 ######
diff --git a/docs/changes.md b/docs/changes.md
index db7bd06e..40aa11db 100644
--- a/docs/changes.md
+++ b/docs/changes.md
@@ -1,5 +1,8 @@
 #Changelog
 
+## 3.1.2
+- restore compability with Python <2.7.7
+
 ## 3.1.1
 - use hmac.compare_digest instead of == for comparing hashes for more security
 
diff --git a/knox/auth.py b/knox/auth.py
index baf78768..b4fba714 100644
--- a/knox/auth.py
+++ b/knox/auth.py
@@ -1,4 +1,8 @@
-from hmac import compare_digest
+try:
+    from hmac import compare_digest
+except ImportError:
+    def compare_digest(a, b):
+        return a == b
 
 from django.conf import settings
 from django.utils.translation import ugettext_lazy as _
diff --git a/setup.py b/setup.py
index 3c8fc29e..bfb2616f 100644
--- a/setup.py
+++ b/setup.py
@@ -16,7 +16,7 @@
     # Versions should comply with PEP440.  For a discussion on single-sourcing
     # the version across setup.py and the project code, see
     # https://packaging.python.org/en/latest/single_source_version.html
-    version='3.1.1',
+    version='3.1.2',
     description='Authentication for django rest framework',
     long_description=long_description,